raksud441 raksud441

04-05-2022
Mathematics

contestada

if 2a+3b=12 and a-3b=0, then what is the value of a?

Respuesta :

sarahadoniram1 sarahadoniram1

04-05-2022

Answer:

a=4

Step-by-step explanation:

2a+3b=12

+

a-3b=0

3a=12

a=4

Answer Link

Otras preguntas

Kuper manipulates time to create tension. How are the graphic novel and story alike and different in their treatment of time? How does the idea of time figure i

Divide 20 by g. Then, subtract 7. Which of the following expressions matches the statement above? A. 20 ÷ (g - 7) B. 20 ÷ (7 - g) C. 20 ÷ g - 7 D. g ÷

deon buys candy that costs $6 per pound. He will buy at least 11 pounds of candy. What are the possible amounts he will send on candy?

Order the numbers from lowest to highest. a. 12HEX b. 12DEC c. 12OCT a,b,c c,b,a c,a,b a,c,b

40 mL 30 mL 20 mL 10 mL 30 mL 20 mL 40 mL These graduated cylinders are the same size and there is the same amount of water in each. If the red 30 mL 20 mL marb

For positive acute angles A and B, it is known that sin A= 45/53 and cos B= 20/29. Find the value of sin (A-B) in simplest form. HELPP. no work needed I just n

Apparently X=24 in this problem. I already tried to solve it to equal to 180 but whatever I do it ends up being wrong. I need to know how to solve this for X

(3 ^ - 2 * 2 ^ 3 * 5 ^ - 3)/(3 ^ 5 * 2 ^ - 6 * 5 ^ 4)

Who is warren buffet

What allow the peripheral proteins?